ExpertGlossary terms starting with D

2,757 terms

  1. DSB Defense Science Board.
  2. DSB board A switchboard of a dial system for completing incoming calls received from manual offices. [47CFR]
  3. DSB-SC Abbreviation for double-sideband suppressed carrier. See double-sideband suppressed-carrier transmission.
  4. DSC Abbreviation for digital selective calling.
  5. dscDNA See double\-stranded complementary DNA.
  6. DSCS Defense Satellite Communications Systems.
  7. DSCS-3 Defense Satellite Communications System Three.
  8. DSCSOC Defense Satellite Communications System Ops Center.
  9. dsDNA See: double-stranded DNA.
  10. DSE Abbreviation for data switching exchange.
  11. DSI Defense Simulation Internet 85
  12. DSIPT Dissipate
  13. DSIS (1) Defense Special Intelligence System. (2) Defense Simulation Internet System.
  14. DSM Decision Support Matrix
  15. DSMAC Digital Scene-Matching Area Correlation.
  16. DSMB Data and Safety Monitoring Board. An impartial group that oversees a clinical trial and reviews the results to see if they are acceptable.
  17. DSMC Defense Systems Management College.
  18. DSML See definition for: Directory Services Markup Language (DSML)
  19. DSN (1) Defense Switched Network (formerly AUTOVON). (2) Deep Space Network (NASA term).
  20. DSN (delivery status notification) Notification that reports the result of an attempt to deliver an e-mail message. DSNs are designed so they can be read by humans or computers.
  21. DSP (1) Defense Support Program. (2) Defense Standardization Program.
  22. DSP (Digital Signal Processor/Processing) A special purpose computer (or technique) which digitally processes signals and electrical/analog waveforms.
  23. DSProxy The Exchange 2000 component that can proxy (and refer) Messaging Application Programming Interface (MAPI) directory service requests from Outlook clients…
  24. DSPRTM Defense Support Program Real-Time Model.
  25. DSR Data Set Ready ( TelComm /Computer term).
  26. DSRCE Down Scooped Radio Control Equipment ( TelComms term).
  27. DSS (1) Defense Supply Service. (2) Digital Signature Standard.
  28. DST Defense Suppression Threat.
  29. Dst Index A geomagnetic index describing variations in the equatorial ringcurrent
  30. DSTAR Defense Strategic and Tactical Array Reproducibility.
  31. DSTO Defence Science Technology Organization (Australia).
  32. DSU Digital Service Unit (Telecomm/Computer term).
  33. DSWA Defense Special Weapons Agency, Alexandria, VA. DSWA is the successor to the DNA.
  34. DT (1) Discrimination Technique. (2) Development Testing. (3) See Development Test I, II, III. (4) Down Time (ILS term). (5) Depressed Trajectory.
  35. DT&E Development Test and Evaluation.
  36. DT/OA Development Test/Operational Assessment.
  37. DT/OT Developmental Test/Operational Test.
  38. DT388IL3 fusion protein (...FYOO-zhun PROH-teen) A substance being studied in the treatment of myeloid leukemia (a disease in which too many immature non-lymphocyte white blood…
  39. DTAP Defense Technology Area Plan.
  40. DTC Design-to-Cost.
  41. DTD document type definition - a format specification file that accompanies documents prepared according to SGML (standard generalized markup language)…
  42. DTE Data Terminal Equipment ( TelComm /Computer term).
  43. DTE clear signal A call control signal sent by data terminal equipment (DTE) to initiate clearing.
  44. DTE waiting signal A call control signal, sent by the data-circuit-terminating-equipment/data-terminal-equipment (DCE/DTE) interface, that indicates that the DTE is waiting…
  45. DTED Digital Terrain Elevation Data.
  46. DTGM fusion protein An anticancer drug formed by the combination of diphtheria toxin and a colony-stimulating factor (GM-CSF).
  47. DTH An inflammatory response that develops 24 to 72 hours after exposure to an antigen that the immune system recognizes as foreign.
  48. DTIC Defense Technical Information Center, Alexandria, VA. 86
  49. DTIS Defense Technical Information Services (now DEIS).
  50. DTLCC Design to Life-Cycle Cost.
  51. DTLOMS Doctrine, Training, Leadership, Organization, Material, and Soldiers (USA BCBL term).
  52. DTLS Descriptive Top-Level Specification.
  53. DTMF Data Tone Multiple Frequency ( TelComm /Computer term).
  54. DTO Defense Technology Objectives.
  55. DTOC Division Tactical Operations Center.
  56. DTP 1. Detailed Test Plan. 2. Desktop Publishing.
  57. DTP (Desktop Publishing) PC applications used to prepare direct print output or output suitable for printing presses.
  58. DTR (1) Demonstration Test Round. (2) Development Test Round.
  59. DTRM Dual Thrust Rocket Motor.
  60. DTRT Deteriorate
  61. DTSA Defense Technology Security Administration.
  62. DTSE&E Director, Test Systems Engineering and Evaluation.
  63. DTST Defensive Technologies Study Team.
  64. DTT Design-To Threat
  65. dTTP Rarely used but strictly correct abbreviation for deoxythymidine 5'-triphosphate. Required for DNA synthesis since it is a direct precursor molecule.
  66. DTWT Dual Traveling Wave Tube (Electronics Engineering term).
  67. DU Depleted Uranium.
  68. DU 145 A cell line made from human prostate cancer cells that is used in the laboratory to study the way prostate cancer cells grow.
  69. DUA Design Upgrade Assessment.
  70. dual access The connection of a user to two switching centers by separate access lines using a single message routing indicator or telephone number. 2.
  71. dual bus A pair of parallel buses arranged such that the direction of data flow in one bus is opposite to the direction of data flow in the other bus.
  72. dual channel protocol [fixme - this term does not appear anywhere in the gridftp docs] GridFTP uses two channels: One of the channels, called the control channel, is used for…
  73. dual control In security systems, a process of using two or more separate individuals (or entities), operating together (but with split knowledge) to protect sensitive…
  74. dual culture A culture made of a plant tissue and one organism (such as a nematode) or an obligate parasite/micro-organism (such as a fungus).
  75. dual diversity The simultaneous combining of (or selection from) two independently fading signals, so that the resultant signal can be detected through the use of space…
  76. Dual Duct System An air conditioning system that has two ducts, one is heated and the other is cooled, so that air of the correct temperature is provided by mixing varying…
  77. dual energy x-ray absorptiometric scan (... ub-SORP-shee-uh-MEH-trik SKAN) An imaging test that measures bone density (the amount of bone mineral contained in a certain volume of bone) by…
  78. Dual Fuel (or Flex Fuel) Vehicle A vehicle with an engine capable of operating on two different types of fuels.
  79. dual homing The connection of a terminal so that it is served by either of two switching centers.
  80. dual in-line package (DIP) An electronic package with a rectangular housing and a row of pins along each of two opposite sides.
  81. dual in-line package switch See DIP switch.
  82. dual seizure The condition that occurs when, in both-way operation, two exchanges attempt to seize the same circuit at approximately the same time. [T1.
  83. Dual Source Two contractors producing the same components or end items for the same program.
  84. dual x-ray absorptiometry (... ub-SORP-shee-AH-meh-tree) An imaging test that measures bone density (the amount of bone mineral contained in a certain volume of bone) by passing…
  85. Dual-fueled (or dual-fired) unit A generating unit that can produce electricity using two or more fuels. In some of these units, only the primary fuel can be used continuously; the…
  86. dual-homed gateway Synonym dual-homed host.
  87. dual-homed Host A general-purpose computer system that has at least two network interfaces.
  88. dual-precedence message A message that contains two precedence designations. Note: Usually the higher precedence message is for all action addressees and the lower for all…
  89. dual-tone multifrequency (DTMF) signaling In telephone systems, multifrequency signaling in which standard set combinations of two specific voice band frequencies, one from a group of four low…
  90. dual-use access line A user access line normally used for analog voice communication, but which has special conditioning for use as a digital transmission circuit.
  91. Dual-Use Certificate A certificate that is intended for use with both digital signature and data encryption services.
  92. dub 1. A duplicate copy made in the same format from one recording medium to another. 2. See audio dubbing.
  93. dublin core an international metadata standard consisting of a 15-element set to describe a wide range of resources about the creation of a document.
  94. Duces Tecum Bring with you.
  95. duct 1. In interfacility cabling, a conduit, which may be direct-earth buried or encased in concrete, used to enclose communications or power cables.
  96. duct (dukt) In medicine, a tube or vessel of the body through which fluids pass.
  97. Duct Ectasia (duct eck-tay'-shuh) is a type of non-proliferative fibrocystic change. It is associated with a mass that can be felt around the nipple area.
  98. Duct Fan An axial flow fan mounted in a section of duct to move conditioned air.
  99. Duct(s) The round or rectangular tube(s), generally constructed of sheet metal, fiberglass board, or a flexible plastic-and-wire composite, located within a wall…
  100. ductal carcinoma The most common type of breast cancer. It begins in the cells that line the milk ducts in the breast.